KR20200031987A - 전기 자동차의 제동을 위한 제동 시스템 - Google Patents
전기 자동차의 제동을 위한 제동 시스템 Download PDFInfo
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Abstract
Description
도 1은 종래의 제동 시스템에 따른 페달 변위의 함수로써의 제동력을 개략적으로 도시한다.
도 2는 본 발명의 실시 예에 따른 제동 시스템에 관한 페달 변위의 함수로써의 제동력을 개략적으로 도시한다.
도 3은 본 발명의 예시적인 실시 예에 따른 도 2의 제동 시스템의 트랙션 배터리의 상이한 충전 상태에 대한 페달 변위의 함수로서의 회생 제동력을 도시한다.
도 4는 본 발명의 예시적인 실시 예에 따른 도 3의 트랙션 배터리의 상이한 충전 상태에 대한 페달 변위의 함수로서의 제동력을 개략적으로 도시한다.
도 5는 본 발명의 예시적인 실시 예에 따른 트랙션 배터리의 상이한 충전 상태에 대한 도 2의 제동 시스템에 서 사용되는 가로 방향으로 연장된 구멍을 도시한다.
도 6은 종래의 일 실시 예에 따른 제동 시스템을 개략적으로 도시한다.
도 7은 본 발명의 실시 예에 따른 제동 시스템을 개략적으로 도시한다.
도 8은 본 발명의 다른 실시 예에 따른 제동 시스템을 개략적으로 도시한다.
도 9는 본 발명의 다른 실시 예에 따른 제동 시스템을 개략적으로 도시한다.
도 10은 도 7 내지 도 9에 따른 본 발명의 실시 예의 제동 시스템을 포함하는 전기 자동차를 개략적으로 도시한다.
특정의 실시 예가 본 명세서에 도시되고 설명되었지만, 당업자는 다양한 대체 및/또는 등가의 구현 예가 본 발명의 명세서에 설명된 특정 실시 예를 대체 할 수 있음을 이해할 것이다. 일반적으로, 본 출원은 여기에서 논의된 특정 실시 예의 임의의 개조 또는 변형을 포괄하도록 의도된다.
도시된 도면들은 본 발명의 예시적인 실시 예들을 도시하고 설명과 함께 본 발명의 원리를 설명하는 역할을한다. 본 발명의 다른 실시 예들 및 본 발명의 다수의 의도된 이점들은 다음의 상세한 설명을 참조함으로써 더 잘 이해 될 수 있다. 도면의 구성 요소는 서로에 대해 스케일링 할 필요는 없다. 도면들에서, 달리 지시되지 않는 한, 동일한 참조 번호는 동일하거나 기능적으로 유사한 구성 요소를 나타낸다.
2: 회생 제동 범위
2a: 초기 위치
2b: 최대 복귀 위치
3: 기계 제동 범위
4: 브레이크 제어기
5: SOC
6: 트랙션 배터리
7a: 선형 페달 조절기
7b: 편심 페달 조절기
7c: 회전 페달 조절기
8: 연장된 구멍
9: 구멍 길이
10, 10': 제동 시스템
11: 브레이크 레버
12: 풋 패드
13: 푸시 로드
14: 지지점
15: 전기 조절 모터
16, 16a, 16b: 톱니 휠
17: 랙
18: 편심 요소
19: 나사 스핀들
20: 제어 유닛
21: 페달 변위
22: 제동력
22a: 회생 제동력
22b: 최대 회생 제동력
22c: 기계 제동력
22d: 총제동력
23: 전기 엔진
24: 연소 기관
100: 전기 자동차
Claims (18)
- 브레이크 페달과 브레이크 제어기를 포함하는 전기 자동차의 제동을 위한 제동 시스템으로써,
상기 브레이크 페달은 브레이크 페달의 초기 위치에서부터 브레이크 페달의 최대 복귀 위치까지의 페달 변위를 의미하는 회생 제동 범위; 및 브레이크 페달의 최대 복귀 위치에서 시작하는 기계 제동 범위를 포함하고,
상기 브레이크 제어기는 상기 페달 변위에 기초하여 상기 전기 자동차의 감속을 활성화시키고,
상기 회생 제동 범위 내의 회생 제동 및 상기 기계 제동 범위 내의 기계 제동에 기초하여 상기 전기 자동차의 감속을 활성화시키며,
전기 자동차의 트랙션 배터리의 SOC(stage of charge)에 기초하여 상기 회생 제동 범위를 조절하는 전기 자동차의 제동을 위한 제동 시스템. - 제1항에 있어서,
상기 브레이크 제어기는
상기 트랙션 배터리의 SOC가 증가함에 따라 상기 회생 제동 범위를 연속적으로 감소시키는 전기 자동차의 제동을 위한 제동 시스템. - 제2 항에 있어서,
상기 브레이크 제어기는
상기 트랙션 배터리의 SOC가 미리 정해진 충전 임계치를 초과하면, 상기 회생 제동 범위를 감소하기 시작하는 전기 자동차의 제동을 위한 제동 시스템. - 제3 항에 있어서,
상기 브레이크 제어기는
페달 변위가 상기 최대 복귀 위치와 같아진 후, 상기 전기 자동차의 최대 이용 가능한 회생 제동력에 도달하도록 상기 회생 제동 범위를 조절하는 전기 자동차의 제동을 위한 제동 시스템. - 제4 항에 있어서,
상기 브레이크 제어기는
상기 트랙션 배터리가 에러 상태이거나, 상기 트랙션 배터리가 완충된 상태이면, 상기 회생 제동 범위를 '0'으로 감소시키는 전기 자동차의 제동을 위한 제동 시스템. - 제5 항에 있어서,
상기 브레이크 제어기는
상기 회생 제동 범위를 조절하는 페달 조절기를 포함하는 전기 자동차의 제동을 위한 제동 시스템. - 제6항에 있어서,
상기 페달 조절기는 상기 브레이크 페달에 부착되는 전기 자동차의 제동을 위한 제동 시스템. - 제7 항에 있어서,
상기 페달 조절기는
상기 회생 제동 범위를 선형적으로 조절하는 선형 페달 조절기, 상기 회생 제동 범위를 편심 요소로 조절하는 편심 페달 조절기, 및 상기 회생 제동 범위를 회전 가능하게 조절하는 회전 페달 조절기 중 어느 하나에서 선택되는 전기 자동차의 제동을 위한 제동 시스템. - 제8 항에 있어서,
상기 회생 제동 범위는 상기 브레이크 페달 내의 연장된 구멍에 의해 정의되고,
상기 연장된 구멍은 길이 방향으로 조절되어 상기 회생 제동 범위를 조절하는 전기 자동차의 제동을 위한 제동 시스템. - 전기 엔진;
트랙션 배터리; 및
브레이크 페달과 브레이크 제어기를 포함하는 제동 시스템;
을 포함하고,
상기 브레이크 페달은 상기 브레이크 페달의 초기 위치에서부터 상기 브레이크 페달의 최대 복귀 위치까지의 페달 변위를 의미하는 회생 제동 범위; 및 브레이크 페달의 최대 복귀 위치에서 시작하는 기계 제동 범위를 포함하고,
상기 브레이크 제어기는 상기 페달 변위에 기초하여 상기 전기 자동차의 감속을 활성화시키고,
상기 회생 제동 범위 내의 회생 제동 및 상기 기계 제동 범위 내의 기계 제동에 기초하여 상기 전기 자동차의 감속을 활성화시키며,
상기 트랙션 배터리의 SOC(stage of charge)에 기초하여 상기 회생 제동 범위를 조절하는 전기 자동차. - 제10 항에 있어서,
상기 브레이크 제어기는
상기 트랙션 배터리의 SOC가 증가함에 따라 상기 회생 제동 범위를 연속적으로 감소시키는 전기 자동차. - 제11 항에 있어서,
상기 브레이크 제어기는
상기 트랙션 배터리의 SOC가 미리 정해진 충전 임계치를 초과하면, 상기 회생 제동 범위를 감소하기 시작하는 전기 자동차. - 제12 항에 있어서,
상기 브레이크 제어기는
페달 변위가 상기 최대 복귀 위치와 같아진 후, 상기 전기 자동차의 최대 이용 가능한 회생 제동력에 도달하도록 상기 회생 제동 범위를 조절하는 전기 자동차. - 제13 항에 있어서,
상기 브레이크 제어기는
상기 트랙션 배터리가 에러 상태이거나, 상기 트랙션 배터리가 완충된 상태이면, 상기 회생 제동 범위를 '0'으로 감소시키는 전기 자동차. - 제14 항에 있어서,
상기 브레이크 제어기는
상기 회생 제동 범위를 조절하는 페달 조절기를 포함하는 전기 자동차. - 제15 항에 있어서,
상기 페달 조절기는 상기 브레이크 페달에 부착되는 전기 자동차. - 제16 항에 있어서,
상기 페달 조절기는
상기 회생 제동 범위를 선형적으로 조절하는 선형 페달 조절기, 상기 회생 제동 범위를 편심 요소로 조절하는 편심 페달 조절기, 및 상기 회생 제동 범위를 회전 가능하게 조절하는 회전 페달 조절기 중 어느 하나에서 선택되는 전기 자동차. - 제17항에 있어서,
상기 회생 제동 범위는 상기 브레이크 페달 내의 연장된 구멍에 의해 정의되고,
상기 연장된 구멍은 길이 방향으로 조절되어 상기 회생 제동 범위를 조절하는 전기 자동차.
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| US12151566B2 (en) | 2021-06-16 | 2024-11-26 | Anthony Wayne Ashton | System providing additional power to extend ranges of electric vehicles |
| CN113734117B (zh) * | 2021-11-08 | 2022-02-25 | 浙江万泉信息技术有限公司 | 用于新能源汽车再生制动的半解耦制动装置 |
| CN113928286B (zh) | 2021-11-25 | 2022-06-24 | 华为数字能源技术有限公司 | 制动模式切换装置和用于车辆的制动控制系统 |
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